Better Upd - Ats20 Radio Manual
While the official ATS-20/ATS-20+ manual is often criticized for being basic, the radio's standout "better" feature is its adjustable bandwidth filters
Band Selection: Use the 'BW' (Bandwidth) button to cycle through filters. For clear AM, use 4-6kHz. For crowded Shortwave or SSB, drop it down to 2.2kHz or 1.2kHz to cut out adjacent interference. ats20 radio manual better
Conclusion
Direct Frequency Entry: Some versions allow you to press and rotate the encoder to select a specific digit (like the "thousands" or "hundreds" place) for faster tuning. While the official ATS-20/ATS-20+ manual is often criticized
13. Quick Reference Card (Cut out & keep)
POWER ON: Hold left encoder 2s
POWER OFF: Hold left encoder 2s
VOLUME: Rotate left encoder
TUNE: Rotate right encoder
CHANGE MODE: Long press right encoder (2s)
MENU: Short press right encoder
MEMORY SAVE: Short press Memory button
VFO/MR: Short press VFO/MR button
For the ATS-20 and ATS-20+ digital radio receivers, the "better" or more detailed instructions are often provided by community-driven manuals and firmware guides rather than the original paper inserts. You can find comprehensive documentation and guides at the following sources: Detailed Manuals & Guides You need a USB-to-Serial adapter (like CP2102 or CH340)
- You need a USB-to-Serial adapter (like CP2102 or CH340).
- Connect GND, RX, TX to the radio’s internal pads (or USB if supported).
- You do not need the factory manual for this—search YouTube for "PU2CLR ATS20 flash."
Why SSB matters:
1. Powering the ATS20 Correctly
The ATS20 runs on 5V DC via USB-C. However, it is noisy. If you plug it into a cheap phone charger, you will hear digital buzzing across all frequencies.